<template lang="html">
    <div class="goods-tabs">
        <nav>
            <a :class="{active:activeName === 'detail'}" @click="clickTab('detail')" href="javascript:;">商品详情</a>
            <a :class="{active:activeName === 'comment'}" @click="clickTab('comment')" href="javascript:;">商品评价<span>({{ goods.commentCount }})</span></a>
        </nav>
        <!-- 切换内容  根据is中的组件名渲染组件-->
        <component :is="'goods-' + activeName"/>
    </div>
</template>
<script>
import { ref, inject } from 'vue';
import GoodsComment from './goods-comment.vue';
import GoodsDetail from './goods-detail.vue';
export default {
    name:'GoodsTabs',
    components:{ GoodsComment, GoodsDetail },
    setup() {
        const activeName = ref('detail')
        const clickTab = (name) => {
            activeName.value = name
        }

        const goods = inject('goods')

        return {
            activeName,
            clickTab,
            goods,
        }
    }
}
</script>
<style lang="less" scoped>
.goods-tabs {
  min-height: 600px;
  background: #fff;
  nav {
    height: 70px;
    line-height: 70px;
    display: flex;
    border-bottom: 1px solid #f5f5f5;
    a {
      padding: 0 40px;
      font-size: 18px;
      position: relative;
      > span {
        color: @priceColor;
        font-size: 16px;
        margin-left: 10px;
      }
      &:first-child {
        border-right: 1px solid #f5f5f5;
      }
      &.active {
        &::before {
          content: "";
          position: absolute;
          left: 40px;
          bottom: -1px;
          width: 72px;
          height: 2px;
          background: @xtxColor;
        }
      }
    }
  }
}
</style>